@react-native-ohos/flash-list
Version:
FlashList is a more performant FlatList replacement
48 lines • 2.12 kB
TypeScript
/**
* MIT License
*
* Copyright (C) 2024 Huawei Device Co., Ltd.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
import FlashList from "../FlashList";
/**
* Manager for viewability tracking. It holds multiple viewability callback pairs and keeps them updated.
*/
export default class ViewabilityManager<T> {
private flashListRef;
private viewabilityHelpers;
private hasInteracted;
constructor(flashListRef: FlashList<T>);
/**
* @returns true if the viewability manager has any viewability callback pairs registered.
*/
get shouldListenToVisibleIndices(): boolean;
dispose: () => void;
onVisibleIndicesChanged: (all: number[]) => void;
recordInteraction: () => void;
updateViewableItems: (newViewableIndices?: number[]) => void;
recomputeViewableItems: () => void;
/**
* Creates a new `ViewabilityHelper` instance with `onViewableItemsChanged` callback and `ViewabilityConfig`
* @returns `ViewabilityHelper` instance
*/
private createViewabilityHelper;
}
//# sourceMappingURL=ViewabilityManager.d.ts.map